Heater board enclosure



FIG. 1 is a front perspective view of the heater board enclosure;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof and a mirror image of the left side;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a bottom perspective view thereof.

The broken lines showing portions of the heater board enclosure are shown for illustrative purpose only and forms no part of the claimed design. 

The ornamental design for the heater board enclosure, as shown and described. 